a person who is "LOL"ing and hopping at the same time. derived from roflcopter. its another funny word thing. it was invented when one of the inventor was laughing so hard he said "my lolhopper goes booboobooboobooboo" the word boo is the sound of hopping "LOL"ers. its just like "soisoisoisoi" in arby and chief on youtube.
My LOLhopper goes boo boo boo boo boo boo.